//
//  VisitorView.swift
//  新浪微博
//
//  Created by yaozhen on 2017/12/1.
//  Copyright © 2017年 ZYZ. All rights reserved.
//

import UIKit


///访客视图
class VisitorView: UIView {
    lazy var registerButton: UIButton = UIButton.cz_textButton("注册", fontSize: 16, normalColor: UIColor.orange, highlightedColor:UIColor.black , backgroundImageName: "common_button_white_disable")
    lazy var loginButton: UIButton = UIButton.cz_textButton("登录", fontSize: 16, normalColor: UIColor.darkGray, highlightedColor:UIColor.black , backgroundImageName: "common_button_white_disable")
    
    var visitorInfo : [String:String]?{
        didSet {
            //1>去字典信息
            guard let imageName = visitorInfo! ["imageName"],
                let message = visitorInfo!["message"] else {
                    return
            }
            tipLabel.text = message
            if imageName == "" {
                startAnimation()
                return
            }
            iconView.image = UIImage.init(named: imageName)
            //其他控制器不显示小房子/遮罩视图
            houseIconView.isHidden = true
            maskIconView.isHidden = true
            
        }
    }
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        setUpUI()
    }
    
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    //旋转动画
    private func  startAnimation() {
        let animation = CABasicAnimation.init(keyPath: "transform.rotation")
        animation.toValue = 2 * Double.pi
        animation.repeatCount = MAXFLOAT
        animation.duration = 15
        animation.isRemovedOnCompletion = false
        iconView.layer.add(animation, forKey: nil)
    }
    
    
    
    //私有控件
    //懒加载属性 只有调用UIKit 控件的制定构造函数 其他都需要使用类型
    private lazy var iconView: UIImageView = UIImageView.init(image: UIImage.init(named: "visitordiscover_feed_image_smallicon"))
    //遮罩图片
    private lazy var maskIconView :UIImageView = UIImageView.init(image: UIImage.init(named: "visitordiscover_feed_mask_smallicon"))
    //小房子
    private lazy var houseIconView: UIImageView = UIImageView.init(image: UIImage.init(named: "visitordiscover_feed_image_house"))
    //提示标签
    
    private lazy var tipLabel: UILabel = UILabel.cz_label(withText: "关注一些人，然后回这里看看有什么惊喜\n关注一些人，然后回这里看看有什么惊喜", fontSize: 14, color: UIColor.darkGray)
    
    
   
}
// mark --- 设置界面
extension VisitorView {
    func setUpUI() {
        //在开发的时候如果能够使用颜色，就不要使用图像，
        backgroundColor = UIColor.cz_color(withHex: 0xEDEDED)
        //1添加控件
        addSubview(iconView)
        addSubview(maskIconView)
        addSubview(houseIconView)
        addSubview(tipLabel)
        addSubview(registerButton)
        addSubview(loginButton)
        tipLabel.textAlignment = .center
        //2 取消 autoresizing
        for v in subviews {
            v.translatesAutoresizingMaskIntoConstraints = false
        }
        //3 自动布局
        //>>注册视图
        addConstraint(NSLayoutConstraint.init(item: iconView, attribute: .centerX, relatedBy: .equal, toItem: self, attribute: .centerX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint.init(item: iconView, attribute: .centerY, relatedBy: .equal, toItem: self, attribute: .centerY, multiplier: 1.0, constant: -80))
//        addConstraint(NSLayoutConstraint.init(item: iconView, attribute: .height, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1.0, constant: 60))
//        addConstraint(NSLayoutConstraint.init(item: iconView, attribute: .width, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1.0, constant: 60))
        //>>小房子
        addConstraint(NSLayoutConstraint.init(item: houseIconView, attribute: .centerX, relatedBy: .equal, toItem: iconView, attribute: .centerX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint.init(item: houseIconView, attribute: .centerY, relatedBy: .equal, toItem: iconView, attribute: .centerY, multiplier: 1.0, constant: 0))
        
        //3>>提示标签
        addConstraint(NSLayoutConstraint.init(item: tipLabel, attribute: .centerX, relatedBy: .equal, toItem: iconView, attribute: .centerX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint.init(item: tipLabel, attribute: .centerY, relatedBy: .equal, toItem: houseIconView, attribute: .bottom, multiplier: 1.0, constant: 50))
        addConstraint(NSLayoutConstraint.init(item: tipLabel, attribute: .width, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1.0, constant: 290))
//        addConstraint(NSLayoutConstraint.init(item: tipLabel, attribute: .left, relatedBy: .equal, toItem: self, attribute: .left, multiplier: 1.0, constant: 20))
//        addConstraint(NSLayoutConstraint.init(item: tipLabel, attribute: .right, relatedBy: .equal, toItem: self, attribute: .right, multiplier: 1.0, constant: -20))
        //4>>注册按钮
        addConstraint(NSLayoutConstraint.init(item: registerButton, attribute: .left, relatedBy: .equal, toItem: tipLabel, attribute: .left, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint.init(item: registerButton, attribute: .top, relatedBy: .equal, toItem: tipLabel, attribute: .bottom, multiplier: 1.0, constant: 20))
        addConstraint(NSLayoutConstraint.init(item: registerButton, attribute: .width, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1.0, constant: 100))
        
        //5>>登录按钮
        addConstraint(NSLayoutConstraint.init(item: loginButton, attribute: .right, relatedBy: .equal, toItem: tipLabel, attribute: .right, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint.init(item: loginButton, attribute: .top, relatedBy: .equal, toItem: tipLabel, attribute: .bottom, multiplier: 1.0, constant: 20))
        addConstraint(NSLayoutConstraint.init(item: loginButton, attribute: .width, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1.0, constant: 100))
        //6>>遮罩图片 定义CFL中的控件名称和实际名称映射关系
        // metrics：定义VFL中（）指定的常熟的映射关系
        let viewDict = ["maskIconView":maskIconView,
                        "registerButton":registerButton] as [String : Any]
        let  metrics = ["sapceing":-35];
        addConstraints(NSLayoutConstraint.constraints(withVisualFormat: "H:|-0-[maskIconView]-0-|", options: [], metrics: nil, views: viewDict))
        addConstraints(NSLayoutConstraint.constraints(withVisualFormat: "V:|-0-[maskIconView]-(sapceing)-[registerButton]", options: [], metrics: metrics, views: viewDict))
//        addConstraint(NSLayoutConstraint.constraints(withVisualFormat: "H:|-0-[msakIconView]-0-|", options: [], metrics: nil, views: viewDict))
    }
}
